參數(shù)資料
型號(hào): AD7873ACPZ
廠商: ANALOG DEVICES INC
元件分類: 消費(fèi)家電
英文描述: Touch Screen Digitizer
中文描述: SPECIALTY CONSUMER CIRCUIT, QCC16
封裝: 4 X 4 MM, LEAD FREE, MO-220VGGC, LFCSP-16
文件頁數(shù): 12/28頁
文件大小: 657K
代理商: AD7873ACPZ
AD7873
Rev. D | Page 12 of 28
–120
–100
–80
–60
–40
–20
0
P
0
10
20
30
40
50
60
70
80
90
100
V
CC
RIPPLE FREQUENCY (kHz)
0
V
= 3V
100mV p-p SINEWAVE ON +V
CC
V
REF
= 2.5V EXT REFERENCE
f
SAMPLE
= 125kHz,
f
IN
= 20kHz
Figure 23. AC PSRR vs. Supply Ripple Frequency
Figure 23 shows the power supply rejection ratio versus V
DD
supply frequency for the AD7873. The power supply rejection
ratio is defined as the ratio of the power in the ADC output at
full-scale frequency, f, to the power of a 100 mV sine wave
applied to the ADC V
CC
supply of frequency f
S
:
PSSR (dB)
= 10 log (
Pf/Pfs
)
where:
Pf
is power at frequency, f, in ADC output.
Pfs
is power at frequency,
f
S
, coupled onto the ADC V
CC
supply.
Here a 100 mV p-p sine wave is coupled onto the V
CC
supply.
Decoupling capacitors of 10 μF and 0.1 μF were used on the
supply.
相關(guān)PDF資料
PDF描述
AD7873ACPZ3 10-Bit, 60 MSPS ADC SE/Diff, Int/Ext Ref., program. i/p range w/Pwrdown, comp. to ADS822/4/5/6/8 28-SSOP
AD7873ARQ 10-Bit, 60 MSPS ADC SE/Diff, Int/Ext Ref., program. i/p range w/Pwrdown, comp. to ADS822/4/5/6/8 28-SSOP
AD7873ARU Touch Screen Digitizer
AD7873ARUZ Touch Screen Digitizer
AD7873BCP Touch Screen Digitizer
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD7873ACPZ3 制造商:AD 制造商全稱:Analog Devices 功能描述:Touch Screen Digitizer
AD7873ACPZ-REEL 功能描述:IC ADC 12BIT TOUCHSCREEN 16LFCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 觸摸屏控制器 系列:- 標(biāo)準(zhǔn)包裝:96 系列:- 類型:- 觸摸面板接口:- 輸入數(shù)/鍵:- 分辨率(位):- 評(píng)估套件:* 數(shù)據(jù)接口:- 數(shù)據(jù)速率/采樣率 (SPS,BPS):- 電壓基準(zhǔn):- 電源電壓:- 電流 - 電源:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
AD7873ACPZ-REEL7 功能描述:IC ADC 12BIT TOUCHSCREEN 16LFCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 觸摸屏控制器 系列:- 標(biāo)準(zhǔn)包裝:96 系列:- 類型:- 觸摸面板接口:- 輸入數(shù)/鍵:- 分辨率(位):- 評(píng)估套件:* 數(shù)據(jù)接口:- 數(shù)據(jù)速率/采樣率 (SPS,BPS):- 電壓基準(zhǔn):- 電源電壓:- 電流 - 電源:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
AD7873ARQ 制造商:Analog Devices 功能描述:TOUCH SCREEN DIGITIZER 制造商:Rochester Electronics LLC 功能描述:2.7V 12-BIT TOUCH SCREEN DIGITIZER I.C. - Bulk 制造商:Analog Devices 功能描述:IC 12-BIT ADC
AD7873ARQ-REEL 制造商:Analog Devices 功能描述:TOUCH SCREEN DIGITIZER 制造商:Rochester Electronics LLC 功能描述:2.7V 12-BIT TOUCH SCREEN DIGITIZER I.C. - Tape and Reel